1 files changed, 2 insertions, 2 deletions
diff --git a/src/widgets/widgets/qdockwidget.cpp b/src/widgets/widgets/qdockwidget.cpp
index 05ec3aface..687ef8ba29 100644
--- a/src/widgets/widgets/qdockwidget.cpp
+++ b/src/widgets/widgets/qdockwidget.cpp
@@ -238,8 +238,8 @@ void QDockWidgetTitleButton::paintEvent(QPaintEvent *)
     }
 
     opt.icon = icon();
-    opt.subControls = 0;
-    opt.activeSubControls = 0;
+    opt.subControls = { };
+    opt.activeSubControls = { };
     opt.features = QStyleOptionToolButton::None;
     opt.arrowType = Qt::NoArrow;
     opt.iconSize = dockButtonIconSize();